A cylinder liner for an internal combustion engine, especially a gasoline motor, in which a piston can move between a lower and an upper dead center in an axial direction K, and the cylinder liner has a thrust collar, by which the cylinder liner can be fixed in a housing of the internal combustion engine, and there is provided a recess at the cylinder head end, in which there is installed an insert ring with a height hR, while the thrust collar of the liner has a height hB which is between 65% and 100% or between 83% and 95% or 100% of the height hR of the insert ring.